Effect of Aluminum Sulfate and Succinic Acid on the Growth Law of α-Calcium Sulfate Hemihydrate under Microwave Irradiation

Figure 3

SEM photo (200x) taken at a heating temperature of 100°C when aluminum ion dosage and heating time were (a) 1 mM for 2 h; (b) 3 mM for 1.5 h; and (c) 5 mM for 1 h and the XRD pattern (d).

(a)

(b)

(c)

(d)